Information from O'Donovan's Field Name Books

Other Forms of the Name with authority source (if provided) in italics:

Ranahoon
Rath na huamhan

Description:

A fort having a cave.

Situation:

Situated in the townland of Ballygurraun in Eastern part of the townland.

Information From Joyce's Place Names

Translation according to P. W. Joyce:

Ra, Ray, Raw, Rath ; an ancient fortified residence: See vol. i. p. 274. As in the case of "Lis," the part of a place-name following Ra, Rath, Raheen, &amp;c, is very often a personal or family name. See Lis.

Townland Information

What is a townland?:

A townland is one of the smallest land divisions in Ireland. They range in size from a few acres to thousands of acres. Many are Gaelic in origin, but some came into existence after the Norman invasion of 1169